diff --git a/apps/dhcprelay/src/main/java/org/onosproject/dhcprelay/store/DhcpRecord.java b/apps/dhcprelay/src/main/java/org/onosproject/dhcprelay/store/DhcpRecord.java
index e4c2673..f0beff9 100644
--- a/apps/dhcprelay/src/main/java/org/onosproject/dhcprelay/store/DhcpRecord.java
+++ b/apps/dhcprelay/src/main/java/org/onosproject/dhcprelay/store/DhcpRecord.java
@@ -95,6 +95,9 @@
      * @return the DHCP record
      */
     public DhcpRecord addLocation(HostLocation location) {
+        if (locations.contains(location)) {
+            locations.remove(location);
+        }
         locations.add(location);
         return this;
     }